#! /bin/sh
### BEGIN INIT INFO
# Provides:          grr_client
# Required-Start:    $network $named $local_fs $syslog
# Required-Stop:     $network $named $local_fs $syslog
# Should-Start:
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Description:       GRR Rapid Response client
### END INIT INFO

PATH="/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin"
DESC="GRR Rapid Response client"
NAME="grr-client"
DAEMON="/usr/sbin/grrd"
DAEMON_ARGS="--config=/etc/grr-client.conf"
PIDFILE="/var/run/${NAME}.pid"
SCRIPTNAME="/etc/init.d/${NAME}"

[ -x "${DAEMON}" ] || DAEMON="/usr/local/sbin/grrd"

[ -x "${DAEMON}" ] || exit 0

. /lib/init/vars.sh

. /lib/lsb/init-functions

do_start() {
	start-stop-daemon --start \
	--quiet \
	--test \
	--make-pidfile \
	--pidfile ${PIDFILE} \
	--startas ${DAEMON} -- ${DAEMON_ARGS} || return 1

	start-stop-daemon --start \
	--quiet \
	--background \
	--make-pidfile \
	--pidfile ${PIDFILE} \
	--startas ${DAEMON} -- ${DAEMON_ARGS} || return 2
}

do_stop() {
	start-stop-daemon --stop \
	--quiet \
	--oknodo \
	--retry=TERM/30/KILL/5 \
	--pidfile ${PIDFILE}

	RETVAL="$?"

	[ "${RETVAL}" = 2 ] && return 2

	rm -f ${PIDFILE}

	return "${RETVAL}"
}

do_reload() {
	start-stop-daemon --stop \
	--quiet \
	--pidfile ${PIDFILE} \
	--signal HUP

	return 0
}

case "$1" in
	start)
		[ "${VERBOSE}" != no ] && log_daemon_msg "Starting ${DESC}" "${NAME}"

		do_start

		case "$?" in
			0|1)
				[ "${VERBOSE}" != no ] && log_end_msg 0
				;;

			2)
				[ "${VERBOSE}" != no ] && log_end_msg 1
				;;
		esac
		;;

	stop)
		[ "${VERBOSE}" != no ] && log_daemon_msg "Stopping ${DESC}" "${NAME}"

		do_stop

		case "$?" in
			0|1)
				[ "${VERBOSE}" != no ] && log_end_msg 0
				;;

			2)
				[ "${VERBOSE}" != no ] && log_end_msg 1
				;;
		esac
		;;

	status)
		status_of_proc -p "${PIDFILE}" "${DAEMON}" "${NAME}" && exit 0 || exit $?
		;;

	reload|force-reload)
		log_daemon_msg "Reloading ${DESC}" "${NAME}"

		do_reload

		log_end_msg $?
		;;

	restart)
		log_daemon_msg "Restaring ${DESC}" "${NAME}"

		do_stop

		case "$?" in
			0|1)
				sleep 1

				do_start

				case "$?" in
					0)
						log_end_msg 0
						;;

					1|2)
						log_end_msg 1
						;;
				esac
				;;

			2)
				log_end_msg 1
				;;
		esac
		;;

	*)
		echo "Usage: ${SCRIPTNAME} {start|stop|status|restart|force-reload|reload}" >&2

		exit 3
		;;
esac

:
